How to Block VNC

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VNC enables you to remotely access and control your devices from internal and external networks. It's very helpful when you want to remotely administer a computer. However, there are a few times when you would like to prevent somebody from accessing your computer and/or monitor what you are doing. Luckily, you can block VNC.

Method 1
Method 1 of 4:

Using the local computer firewall. (Windows)

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    Click on Next.
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    Then enter the ports used by your VNC. Default is 5900 and 5800.
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    Hit Next all the way to the end of the wizard.
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Method 2
Method 2 of 4:

Disable VNC Service

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    You may also select Disable service.
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Method 3
Method 3 of 4:

Uninstall Completely

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Method 4
Method 4 of 4:

Disconnect from the Network

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    Go to Control Panel > Network Settings > Right click on your connection > Disable.
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